text: /* crypto/asn1/a_print.c */
  /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   * All rights reserved.
   *
   * This package is an SSL implementation written
   * by Eric Young (eay@cryptsoft.com).
   * The implementation was written so as to conform with Netscapes SSL.
   * 
   * This library is free for commercial and non-commercial use as long as
   * the following conditions are aheared to.  The following conditions
   * apply to all code found in this distribution, be it the RC4, RSA,
   * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
   * included with this distribution is covered by the same copyright terms
   * except that the holder is Tim Hudson (tjh@cryptsoft.com).
   * 
   * Copyright remains Eric Young's, and as such any Copyright notices in
   * the code are not to be removed.
   * If this package is used in a product, Eric Young should be given attribution
   * as the author of the parts of the library used.
   * This can be in the form of a textual message at program startup or
   * in documentation (online or textual) provided with the package.
   * 
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *    "This product includes cryptographic software written by
   *     Eric Young (eay@cryptsoft.com)"
   *    The word 'cryptographic' can be left out if the rouines from the library
   *    being used are not cryptographic related :-).
   * 4. If you include any Windows specific code (or a derivative thereof) from 
   *    the apps directory (application code) you must include an acknowledgement:
   *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
   * 
   * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * 
   * The licence and distribution terms for any publically available version or
   * derivative of this code cannot be changed.  i.e. this code cannot simply be
   * copied and put under another distribution licence
   * [including the GNU Public Licence.]
   */
  
  #include <stdio.h>
  #include "cryptlib.h"
  #include <openssl/asn1.h>
  
  int i2d_ASN1_IA5STRING(ASN1_IA5STRING *a, unsigned char **pp)
  	{ return(M_i2d_ASN1_IA5STRING(a,pp)); }
  
  ASN1_IA5STRING *d2i_ASN1_IA5STRING(ASN1_IA5STRING **a, unsigned char **pp,
  	     long l)
  	{ return(M_d2i_ASN1_IA5STRING(a,pp,l)); }
  
  ASN1_T61STRING *d2i_ASN1_T61STRING(ASN1_T61STRING **a, unsigned char **pp,
  	     long l)
  	{ return(M_d2i_ASN1_T61STRING(a,pp,l)); }
  
  ASN1_PRINTABLESTRING *d2i_ASN1_PRINTABLESTRING(ASN1_PRINTABLESTRING **a,
  	     unsigned char **pp, long l)
  	{ return(M_d2i_ASN1_PRINTABLESTRING(a,pp,
  	     l)); }
  
  int i2d_ASN1_PRINTABLE(ASN1_STRING *a, unsigned char **pp)
  	{ return(M_i2d_ASN1_PRINTABLE(a,pp)); }
  
  ASN1_STRING *d2i_ASN1_PRINTABLE(ASN1_STRING **a, unsigned char **pp,
  	     long l)
  	{ return(M_d2i_ASN1_PRINTABLE(a,pp,l)); }
  
  int ASN1_PRINTABLE_type(unsigned char *s, int len)
  	{
  	int c;
  	int ia5=0;
  	int t61=0;
  
  	if (len <= 0) len= -1;
  	if (s == NULL) return(V_ASN1_PRINTABLESTRING);
  
  	while ((*s) && (len-- != 0))
  		{
  		c= *(s++);
  #ifndef CHARSET_EBCDIC
  		if (!(	((c >= 'a') && (c <= 'z')) ||
  			((c >= 'A') && (c <= 'Z')) ||
  			(c == ' ') ||
  			((c >= '0') && (c <= '9')) ||
  			(c == ' ') || (c == '\'') ||
  			(c == '(') || (c == ')') ||
  			(c == '+') || (c == ',') ||
  			(c == '-') || (c == '.') ||
  			(c == '/') || (c == ':') ||
  			(c == '=') || (c == '?')))
  			ia5=1;
  		if (c&0x80)
  			t61=1;
  #else
  		if (!isalnum(c) && (c != ' ') &&
  		    strchr("'()+,-./:=?", c) == NULL)
  			ia5=1;
  		if (os_toascii[c] & 0x80)
  			t61=1;
  #endif
  		}
  	if (t61) return(V_ASN1_T61STRING);
  	if (ia5) return(V_ASN1_IA5STRING);
  	return(V_ASN1_PRINTABLESTRING);
  	}
  
  int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
  	{
  	int i;
  	unsigned char *p;
  
  	if (s->type != V_ASN1_UNIVERSALSTRING) return(0);
  	if ((s->length%4) != 0) return(0);
  	p=s->data;
  	for (i=0; i<s->length; i+=4)
  		{
  		if ((p[0] != '\0') || (p[1] != '\0') || (p[2] != '\0'))
  			break;
  		else
  			p+=4;
  		}
  	if (i < s->length) return(0);
  	p=s->data;
  	for (i=3; i<s->length; i+=4)
  		{
  		*(p++)=s->data[i];
  		}
  	*(p)='\0';
  	s->length/=4;
  	s->type=ASN1_PRINTABLE_type(s->data,s->length);
  	return(1);
  	}
  
  
  int i2d_DIRECTORYSTRING(ASN1_STRING *a, unsigned char **pp)
  	{ return(M_i2d_DIRECTORYSTRING(a,pp)); }
  
  ASN1_STRING *d2i_DIRECTORYSTRING(ASN1_STRING **a, unsigned char **pp,
  	     long l)
  	{ return(M_d2i_DIRECTORYSTRING(a,pp,l)); }
  
  int i2d_DISPLAYTEXT(ASN1_STRING *a, unsigned char **pp)
  	{ return(M_i2d_DISPLAYTEXT(a,pp)); }
  
  ASN1_STRING *d2i_DISPLAYTEXT(ASN1_STRING **a, unsigned char **pp,
  	     long l)
  	{ return(M_d2i_DISPLAYTEXT(a,pp,l)); }
  